#!/bin/bash

n=1
a=$[RANDOM%100+1]
while :
do
	read -p "please input bobo's price:" u_price
	if (( $u_price > $a ))
	then
		echo -e  "\e[31mthe price is high\e[0m"
	elif (( $u_price < $a ))
	then 
		echo -e "\e[35mthe price is lower\e[0m"
	else  
		break
	fi	
	((n++))
done

if (($n == 1))
then 
	echo -e "\e[32myou are rulia\e[0m"
elif (( $n > 1 &&  $n <= 5))
then 
	echo -e "\e[33myou are wukong\e[0m"
elif (($n >= 10))
then
	echo -e "\e[34myou are bajie\e[0m"
fi
